Home / 12,009.36-16,566.02-7,226

Finding the Fourth Proportional to 12,009.36, 16,566.02 and 7,226

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Solution

The fourth proportional to 12,009.36, 16,566.02 and 7,226 is: 9,967.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,009.36 : 16,566.02 = 7,226 : x
  2. Step 2: Convert to fraction form
    12,009.36/16,566.02 = 7,226/x
  3. Step 3: Cross multiply
    12,009.36x = 16,566.02 × 7,226
  4. Step 4: Simplify right side
    12,009.36x = 119,706,060.52
  5. Step 5: Solve for x
    x = 119,706,060.52/12,009.36
  6. Step 6: Final answer
    x = 9,967.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.